{"cve":"CVE-2021-29941","nvd":{"published":"2021-04-01T05:15:14.967","modified":"2026-06-17T03:48:28.890","status":"Modified","description":"An issue was discovered in the reorder crate through 2021-02-24 for Rust. swap_index has an out-of-bounds write if an iterator returns a len() that is too small.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","score":7.3},"cwes":["CWE-787"],"references":["https://rustsec.org/advisories/RUSTSEC-2021-0050.html","https://rustsec.org/advisories/RUSTSEC-2021-0050.html"],"products":["reorder_project:reorder"],"source":"nvd","synced_at":"2026-10-19T21:17:01.373894544+00:00"},"epss":{"cve":"CVE-2021-29941","score":0.00932,"percentile":0.60707,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-3h87-v52r-p9rg","url":"https://osv.dev/vulnerability/GHSA-3h87-v52r-p9rg","summary":"Out of bounds write in reorder","modified":"2023-11-08T04:05:44.188314Z","packages":[{"ecosystem":"crates.io","name":"reorder","purl":"pkg:cargo/reorder","ranges":["<1.1.0"],"fixed":["1.1.0"]}]},{"id":"GHSA-jpwg-6gf5-5vh9","url":"https://osv.dev/vulnerability/GHSA-jpwg-6gf5-5vh9","summary":"Out of bounds write in reorder","modified":"2023-11-08T04:05:44.188314Z","packages":[{"ecosystem":"crates.io","name":"reorder","purl":"pkg:cargo/reorder","ranges":["<1.1.0"],"fixed":["1.1.0"]}]},{"id":"RUSTSEC-2021-0050","url":"https://osv.dev/vulnerability/RUSTSEC-2021-0050","summary":"swap_index can write out of bounds and return uninitialized memory","modified":"2023-11-08T04:05:44.188314Z","packages":[{"ecosystem":"crates.io","name":"reorder","purl":"pkg:cargo/reorder","ranges":[">=0.0.0-0 <1.1.0"],"fixed":["1.1.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}